Trials to form part of three-month consultation on Keir Starmer’s plans to tackle negative effects of smartphone useHundreds of teenagers will be enlisted to trial social media bans in the coming months with overnight digital curfews and daily screen time limits also tested as part of Keir Starmer’s plan to crack down on the negative effects of smartphone use.The trials will be part of a three-month consultation launched this week that could lead to an outright ban on social media for under-16s...